Math, asked by rajeshkumardmk, 1 year ago

Cos 13 degree cosec 77 degree. Evaluate

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Answered by Alabhya1273

24

Cos13 X cosec 77 = cos13 X Cosec(90-13)
Cos13 x sec13 (as cosez90-A = secA)
Coa13 X 1/cos 13 = 1 (as 1/cos13 = sec13)
Hope It Helps :-)

Answered by AbhinavSingh020107

1

Step-by-step explanation:

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